Contents

Idea

The automorphism ∞\infty-Lie algebraaut(𝔤)aut(\mathfrak{g}) of an ∞-Lie algebra𝔤\mathfrak{g} – or dually aut(CE(𝔤))aut(CE(\mathfrak{g})) of the corresponding Chevalley-Eilenberg algebra – has in degree kk the derivations on CE(𝔤)CE(\mathfrak{g}) of degree −k-k.